How severe is CVE-2017-20164?

CVE-2017-20164 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2017-20164 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-20164?

CVE-2017-20164 affects Symbiote Seed. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-20164?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-20164 published?

CVE-2017-20164 was published on 2023-01-07 and last updated on 2026-06-17.

CVE-2017-20164

CVE-2017-20164 is a medium-severity vulnerability in Symbiote Seed with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-601
Affected product: Symbiote Seed
Published: 2023-01-07
Last modified: 2026-06-17

Description

A vulnerability was found in Symbiote Seed up to 6.0.2. It has been classified as critical. Affected is the function onBeforeSecurityLogin of the file code/extensions/SecurityLoginExtension.php of the component Login. The manipulation of the argument URL leads to open redirect. It is possible to launch the attack remotely. Upgrading to version 6.0.3 is able to address this issue. The patch is identified as b065ebd82da53009d273aa7e989191f701485244. It is recommended to upgrade the affected component. VDB-217626 is the identifier assigned to this vulnerability.

Frequently asked questions

What is CVE-2017-20164?: A vulnerability was found in Symbiote Seed up to 6.0.2. It has been classified as critical. Affected is the function onBeforeSecurityLogin of the file code/extensions/SecurityLoginExtension.php of the component Login. The manipulation of the argument URL leads to open redirect. It is possible to launch the attack remotely. Upgrading to version 6.0.3 is able to address this issue. The patch is identified as b065ebd82da53009d273aa7e989191f701485244. It is recommended to upgrade the affected component. VDB-217626 is the identifier assigned to this vulnerability.
How severe is CVE-2017-20164?: CVE-2017-20164 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2017-20164 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-20164?: CVE-2017-20164 affects Symbiote Seed. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-20164?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-20164 published?: CVE-2017-20164 was published on 2023-01-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:symbiote:seed:*:*:*:*:*:silverstripe:*:*

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